SplitEdgesCommand::SplitEdgesCommand(Model::MapDocument& document, const wxString& name, const Model::EdgeList& edges, const Vec3f& delta) :
SnapshotCommand(Command::MoveVertices, document, name),
m_delta(delta) {
Model::EdgeList::const_iterator it, end;
for (it = edges.begin(), end = edges.end(); it != end; ++it) {
const Model::Edge& edge = **it;
Model::EdgeInfo edgeInfo = edge.info();
Model::Brush* brush = edge.left->face->brush();
BrushEdgeMapInsertResult result = m_brushEdges.insert(BrushEdgeMapEntry(brush, edgeInfo));
assert(result.second);
m_brushes.push_back(brush);
}
}
bool MoveEdgesCommand::performDo() {
if (!canDo())
return false;
m_edges.clear();
makeSnapshots(m_brushes);
document().brushesWillChange(m_brushes);
BrushEdgesMap::const_iterator it, end;
for (it = m_brushEdges.begin(), end = m_brushEdges.end(); it != end; ++it) {
Model::Brush* brush = it->first;
const Model::EdgeList& edges = it->second;
const Model::EdgeList newEdges = brush->moveEdges(edges, m_delta);
m_edges.insert(m_edges.end(), newEdges.begin(), newEdges.end());
}
document().brushesDidChange(m_brushes);
return true;
}